Wastewater treatment

Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow

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210 10, 210 16, C02C 300

Patent

active

039309983

ABSTRACT:
A method for the improvement of the biological removal of nitrogen from wastewater consisting of the partial oxidation of waste activated sludge and other carbonaceous material generating soluble BOD which may be substituted for methanol as an oxygen acceptor in biological denitrification.

REFERENCES:
patent: 3359200 (1967-12-01), Gitchel et al.
patent: 3617540 (1971-11-01), Bishop et al.
patent: 3697417 (1972-10-01), Teletzke et al.
patent: 3764523 (1973-10-01), Stankewich
patent: 3824185 (1974-07-01), Caldwell et al.
patent: 3849303 (1974-11-01), Torpey

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